mastodon/app/javascript/material-icons/400-24px/more_horiz-fill.svg

<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 -960 960 960" width="24"><path d="M240-400q-33 0-56.5-23.5T160-480q0-33 23.5-56.5T240-560q33 0 56.5 23.5T320-480q0 33-23.5 56.5T240-400Zm240 0q-33 0-56.5-23.5T400-480q0-33 23.5-56.5T480-560q33 0 56.5 23.5T560-480q0 33-23.5 56.5T480-400Zm240 0q-33 0-56.5-23.5T640-480q0-33 23.5-56.5T720-560q33 0 56.5 23.5T800-480q0 33-23.5 56.5T720-400Z"/></svg>